Rockford Fosgate R2 D2

Voice Coil TypeDual Voice Coil
Size12"
Subwoofer TypeStandard
Nominal ImpedanceDual 2-Ohm
Voice Coil Diameter2" (51mm)
Speaker ConnectorDual 12 AWG compression
Fs (Hz)34.6
Sd (cm2)539.1
Le (mH)3.9
Re (Ohms)3.80
Qts0.58
Qes0.62
Qms8.29
Vas (Liters)66.4
SPL (dB @ 1w/1m)88.7
Xmax (mm)6.5
Power Handling (Watts RMS)250 Watts RMS
500 Watts Max
Cutout Diameter11.25 in. (285 mm)
Mounting Depth5.067 in. (128 mm)
Magnet Weight (oz)47.7 oz. (1.35 kg)
Woofer Displacement0.046 cu. ft. (1.3 Liters)
Shipping Weight9.9 Lbs. (4.49 kg)
Sealed Box Volume (Vb)1.02 cu. ft. (28.8 Liters)
Vented Box Volume (Vb)1.79 cu. ft. (50.6 Liter